217756876

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{1667}}^1$

素因数の和:1818

約数の個数: 36

約数和(自身を含む): 408636648

約数和(自身を除く): 190879772

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 289, 452, 578, 1156, 1667, 1921, 3334, 3842, 6668, 7684, 28339, 32657, 56678, 65314, 113356, 130628, 188371, 376742, 481763, 753484, 963526, 1927052, 3202307, 6404614, 12809228, 54439219, 108878438, 217756876]

約数ペア:

[(1, 217756876), (2, 108878438), (4, 54439219), (17, 12809228), (34, 6404614), (68, 3202307), (113, 1927052), (226, 963526), (289, 753484), (452, 481763), (578, 376742), (1156, 188371), (1667, 130628), (1921, 113356), (3334, 65314), (3842, 56678), (6668, 32657), (7684, 28339)]